OFFSET
0,4
MATHEMATICA
With[{nn=40}, Take[CoefficientList[Series[Sin[Sinh[x]] x/2, {x, 0, nn}], x] Range[0, nn]!, {1, -1, 2}]] (* Harvey P. Dale, Sep 06 2019 *)
CROSSREFS
KEYWORD
sign
AUTHOR
EXTENSIONS
Extended with signs Mar 1997
Previous Mathematica program replaced by Harvey P. Dale, Sep 06 2019
STATUS
approved